
/**
 * @Project : Clion_ProgrammingExercises
 * @File : A1005
 * @Author : WangRuoyu 
 * @Date : 2023/5/8 19:49
 */

#include "iostream"

using namespace std;

int main() {
    string s;
    cin >> s;
    int sum = 0;
    for (int i = 0; i < s.size(); ++i) {
        sum += s[i] - '0';
    }
    string res = "";
    string ssum = to_string(sum);
    for (int i = 0; i < ssum.size(); ++i) {
        if (ssum[i] == '0') {
            res += "zero ";
        } else if (ssum[i] == '1') {
            res += "one ";
        } else if (ssum[i] == '2') {
            res += "two ";
        } else if (ssum[i] == '3') {
            res += "three ";
        } else if (ssum[i] == '4') {
            res += "four ";
        } else if (ssum[i] == '5') {
            res += "five ";
        } else if (ssum[i] == '6') {
            res += "six ";
        } else if (ssum[i] == '7') {
            res += "seven ";
        } else if (ssum[i] == '8') {
            res += "eight ";
        } else if (ssum[i] == '9') {
            res += "nine ";
        }
    }

    cout << res.substr(0, res.size() - 1);

    return 0;
}